CVE-2025-69230
AIOHTTP Vulnerable to Cookie Parser Warning Storm
5.3
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, reading multiple invalid cookies can lead to a logging storm. If the cookies attribute is accessed in an application, then an attacker may be able to trigger a storm of warning-level logs using a specially crafted Cookie header. This issue is fixed in 3.13.3.
How to fix CVE-2025-69230
To remediate CVE-2025-69230, upgrade the affected package to a fixed version below.
- —upgrade to 3.13.3-1 or later
- —upgrade to 3.13.3 or later
Is CVE-2025-69230 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.13.3-1
- from 0, < 3.13.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |